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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A116342 n times n+9 gives the concatenation of two numbers m and m+7.

Table of values

n a(n)
1 4415
2 5577
3 7840
4 3188375836088211088457055570
5 4940200653606459263639537322
6 5059799346393540736360462670
7 6811624163911788911542944422
8 6977607565571622928141284588

List of values

[4415, 5577, 7840, 3188375836088211088457055570, 4940200653606459263639537322, 5059799346393540736360462670, 6811624163911788911542944422, 6977607565571622928141284588]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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